DescriptionAre you looking for professional, yet affordable breast pump replacement valves ? Are you in search of a sturdy, trustworthy tool that can complete its works perfectly? If yes, look no further! Our anti backflowvalvesmust meet your needs. It is one of the best choices for you.Features- Color: Transparent.- Material: Silicone.- Size:3.20X2.50X2.50cm/1.26X0.98X0.98in.-Manufactured with premium silicone material, durable and practical to use.- High-quality silicone material ensure the safety and heath for both baby and parent.- It is suitable for manual breast pump machine. Easily meet your different needs.- Its all surfaces are polished with no burr, no harm to skin, safe to use.- Clean it with soapy water and rinse with clean water. Do not use hard brushes.